package com.hzb.springcloud.alibaba.dao;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

/**
 * description: StorageDao <br>
 * date: 2020/8/19 17:20 <br>
 * author: huangZB <br>
 * version: 1.0 <br>
 */
@Mapper
public interface StorageDao {

    //扣减库存信息
    void decrease(@Param("productId") Long productId, @Param("count") Integer count);
}
